The University of California Department of Agriculture and Natural Resources (UCANR), has an online plant identification tool ...

Achieving success in the ambitiously deliberate pursuit of finding and identifying wildflowers hinges on a single important concept based on a familiar but often misused word: “flower.” Straight to ...

Learn how to identify, prevent, and treat powdery mildew with this guide. Discover organic and chemical treatment options, as well as management strategies for long-term control.

The common names of plants differ all over the world, but they also differ by region in the U.S., or even by neighborhood. What my mother called five o’clocks are four o’clocks in Illinois, and for ...

Residents can receive help identifying plant diseases and insects, conducting soil tests, and more. The Master Gardener Hotline is a free service for residents of the county. The Penn State Extension ...

Leaf miners are just one of the many pests that affect our gardens. The two leaf miner types most often found in Marin are the Liriomyza spp., a mostly black and yellow fly with clear wings, and ...